| /* | |
| * Copyright (C) 2007 Atmel Corporation | |
| * | |
| * Driver for the AT32AP700X PS/2 controller (PSIF). | |
| * | |
| * This program is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 as published | |
| * by the Free Software Foundation. | |
| */ | |
| #ifndef __INCLUDE_ATMEL_PWM_BL_H | |
| #define __INCLUDE_ATMEL_PWM_BL_H | |
| /** | |
| * struct atmel_pwm_bl_platform_data | |
| * @pwm_channel: which PWM channel in the PWM module to use. | |
| * @pwm_frequency: PWM frequency to generate, the driver will try to be as | |
| * close as the prescaler allows. | |
| * @pwm_compare_max: value to use in the PWM channel compare register. | |
| * @pwm_duty_max: maximum duty cycle value, must be less than or equal to | |
| * pwm_compare_max. | |
| * @pwm_duty_min: minimum duty cycle value, must be less than pwm_duty_max. | |
| * @pwm_active_low: set to one if the low part of the PWM signal increases the | |
| * brightness of the backlight. | |
| * @gpio_on: GPIO line to control the backlight on/off, set to -1 if not used. | |
| * @on_active_low: set to one if the on/off signal is on when GPIO is low. | |
| * | |
| * This struct must be added to the platform device in the board code. It is | |
| * used by the atmel-pwm-bl driver to setup the GPIO to control on/off and the | |
| * PWM device. | |
| */ | |
| struct atmel_pwm_bl_platform_data { | |
| unsigned int pwm_channel; | |
| unsigned int pwm_frequency; | |
| unsigned int pwm_compare_max; | |
| unsigned int pwm_duty_max; | |
| unsigned int pwm_duty_min; | |
| unsigned int pwm_active_low; | |
| int gpio_on; | |
| unsigned int on_active_low; | |
| }; | |
| #endif /* __INCLUDE_ATMEL_PWM_BL_H */ |